diff --git a/ci-scripts/linters/lint-browbeat-config.py b/ci-scripts/linters/lint-browbeat-config.py
index 95138bdbb..ed08fbc2f 100644
--- a/ci-scripts/linters/lint-browbeat-config.py
+++ b/ci-scripts/linters/lint-browbeat-config.py
@@ -16,7 +16,7 @@ import sys
 from pykwalify import core as pykwalify_core
 from pykwalify import errors as pykwalify_errors
 stream = open(sys.argv[1], 'r')
-schema = yaml.load(stream)
+schema = yaml.safe_load(stream)
 check = pykwalify_core.Core(sys.argv[2], schema_data=schema)
 try:
     check.validate(raise_exception=True)
diff --git a/lib/Shaker.py b/lib/Shaker.py
index 3c6b4db02..4da4273a3 100644
--- a/lib/Shaker.py
+++ b/lib/Shaker.py
@@ -244,7 +244,7 @@ class Shaker(WorkloadBase.WorkloadBase):
 
     def set_scenario(self, scenario, fname, default_time):
         stream = open(fname, 'r')
-        data = yaml.load(stream)
+        data = yaml.safe_load(stream)
         stream.close()
         default_density = 1
         default_compute = 1
diff --git a/lib/Tools.py b/lib/Tools.py
index d3f660896..69befbb1e 100644
--- a/lib/Tools.py
+++ b/lib/Tools.py
@@ -93,7 +93,7 @@ class Tools(object):
             self.logger.error(
                 "Configuration file {} passed is missing".format(path))
             exit(1)
-        config = yaml.load(stream)
+        config = yaml.safe_load(stream)
         stream.close()
         self.config = config
         if validate:
@@ -104,7 +104,7 @@ class Tools(object):
         self.logger.info(
             "Validating the configuration file passed by the user")
         stream = open("lib/validate.yaml", 'r')
-        schema = yaml.load(stream)
+        schema = yaml.safe_load(stream)
         check = pykwalify_core.Core(
             source_data=self.config, schema_data=schema)
         try: